Finding the Fourth Proportional to 5,451,024.30, 8,176,536.45 and 4,175,565.90
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Solution
The fourth proportional to 5,451,024.30, 8,176,536.45 and 4,175,565.90 is: 6,263,348.85
Step by Step Solution
- Step 1: Write the proportion equation
5,451,024.30 : 8,176,536.45 = 4,175,565.90 : x - Step 2: Convert to fraction form
5,451,024.30/8,176,536.45 = 4,175,565.90/x - Step 3: Cross multiply
5,451,024.30x = 8,176,536.45 × 4,175,565.90 - Step 4: Simplify right side
5,451,024.30x = 34,141,666,780,727.05 - Step 5: Solve for x
x = 34,141,666,780,727.05/5,451,024.30 - Step 6: Final answer
x = 6,263,348.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.